<template>
  <div class="app-container">
    <el-form
      :model="queryParams"
      ref="queryForm"
      v-show="showSearch"
      :inline="true"
    >
      <!-- 角色名称 -->
      <el-form-item :label="$t('role.label.name')" prop="roleName">
        <el-input
          v-model="queryParams.roleName"
          :placeholder="$t('role.input.name')"
          clearable
          size="small"
          style="width: 180px"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <!-- 权限字符 -->
      <el-form-item :label="$t('role.label.symbol')" prop="roleKey">
        <el-input
          v-model="queryParams.roleKey"
          :placeholder="$t('role.input.symbol')"
          clearable
          size="small"
          style="width: 180px"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <!-- 状态 -->
      <el-form-item :label="$t('role.label.status')" prop="status">
        <el-select
          v-model="queryParams.status"
          :placeholder="$t('role.input.status')"
          clearable
          size="small"
          style="width: 150px"
        >
          <el-option
            v-for="dict in statusOptions"
            :key="dict.dictValue"
            :label="dict.dictLabel"
            :value="dict.dictValue"
            style="text-indent:1em"
          />
        </el-select>
      </el-form-item>
      <!-- 创建时间 -->
      <el-form-item :label="$t('role.label.createTime')">
        <el-date-picker
          v-model="dateRange"
          size="small"
          style="width: 240px"
          value-format="yyyy-MM-dd"
          type="daterange"
          range-separator="-"
          :start-placeholder="$t('role.input.startTime')"
          :end-placeholder="$t('role.input.endTime')"
        ></el-date-picker>
      </el-form-item>
      <el-form-item>
        <!-- 搜索 -->
        <el-button
          type="primary"
          icon="el-icon-search"
          size="mini"
          @click="handleQuery"
        >
          {{ $t('role.button.search') }}
        </el-button>
        <!-- 重置 -->
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">
          {{ $t('role.button.reset') }}
        </el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <!-- 新增 -->
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['system:role:add']"
        >
          {{ $t('role.button.add') }}
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <!-- 修改 -->
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['system:role:edit']"
        >
          {{ $t('role.button.edit') }}
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <!-- 删除 -->
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['system:role:remove']"
        >
          {{ $t('role.button.delete') }}
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <!-- 导出 -->
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['system:role:export']"
        >
          {{ $t('role.button.export') }}
        </el-button>
      </el-col>
      <right-toolbar
        :showSearch.sync="showSearch"
        @queryTable="getList"
      ></right-toolbar>
    </el-row>

    <el-table
      v-loading="loading"
      :data="roleList"
      max-height="450"
      @selection-change="handleSelectionChange"
    >
      <el-table-column type="selection" width="55" align="center" />
      <!-- 角色编号 -->
      <el-table-column
        :label="$t('role.table.number')"
        prop="roleId"
        width="120"
      />
      <!-- 角色名称 -->
      <el-table-column
        :label="$t('role.table.name')"
        prop="roleName"
        :show-overflow-tooltip="true"
        width="150"
      />
      <!-- 权限字符 -->
      <el-table-column
        :label="$t('role.table.symbol')"
        prop="roleKey"
        :show-overflow-tooltip="true"
        width="160  "
      />
      <!-- 显示顺序 -->
      <el-table-column
        :label="$t('role.table.order')"
        prop="roleSort"
        width="100"
      />
      <!-- 状态 -->
      <el-table-column
        :label="$t('role.table.status')"
        align="center"
        width="100"
      >
        <template slot-scope="scope">
          <el-switch
            v-model="scope.row.status"
            active-value="0"
            inactive-value="1"
            @change="handleStatusChange(scope.row)"
          ></el-switch>
        </template>
      </el-table-column>
      <!-- 创建时间 -->
      <el-table-column
        :label="$t('role.table.createTime')"
        align="center"
        prop="createTime"
        width="180"
      >
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.createTime) }}</span>
        </template>
      </el-table-column>
      <!-- 操作 -->
      <el-table-column
        :label="$t('role.table.handle')"
        align="center"
        class-name="small-padding fixed-width"
      >
        <template slot-scope="scope">
          <!-- 修改 -->
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['system:role:edit']"
          >
            {{ $t('role.table.button.edit') }}
          </el-button>
          <!-- 数据权限 -->
          <el-button
            size="mini"
            type="text"
            icon="el-icon-circle-check"
            @click="handleDataScope(scope.row)"
            v-hasPermi="['system:role:edit']"
          >
            {{ $t('role.table.button.data') }}
          </el-button>
          <!-- 删除 -->
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['system:role:remove']"
          >
            {{ $t('role.table.button.delete') }}
          </el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total > 0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改角色配置对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules">
        <!-- 角色名称 -->
        <el-form-item :label="$t('role.dialog.label.name')" prop="roleName">
          <el-input
            v-model="form.roleName"
            maxlength="20"
            :placeholder="$t('role.dialog.input.name')"
          />
        </el-form-item>
        <!-- 权限字符 -->
        <el-form-item :label="$t('role.dialog.label.symbol')" prop="roleKey">
          <el-input
            v-model="form.roleKey"
            maxlength="20"
            :placeholder="$t('role.dialog.input.symbol')"
          />
        </el-form-item>
        <!-- 角色顺序 -->
        <el-form-item :label="$t('role.dialog.label.order')" prop="roleSort">
          <el-input-number
            v-model="form.roleSort"
            controls-position="right"
            :min="0"
          />
        </el-form-item>
        <!-- 状态 -->
        <el-form-item :label="$t('role.dialog.label.status')">
          <el-radio-group v-model="form.status">
            <el-radio
              v-for="dict in statusOptions"
              :key="dict.dictValue"
              :label="dict.dictValue"
              >{{ dict.dictLabel }}</el-radio
            >
          </el-radio-group>
        </el-form-item>
        <!-- 菜单权限 -->
        <el-form-item :label="$t('role.dialog.label.menu')">
          <el-checkbox
            v-model="menuExpand"
            @change="handleCheckedTreeExpand($event, 'menu')"
          >
            <!-- 展开/折叠 -->
            {{ $t('role.dialog.checkbox.expand') }}
          </el-checkbox>
          <el-checkbox
            v-model="menuNodeAll"
            @change="handleCheckedTreeNodeAll($event, 'menu')"
          >
            <!-- 全选/全不选 -->
            {{ $t('role.dialog.checkbox.select') }}
          </el-checkbox>
          <el-checkbox
            v-model="form.menuCheckStrictly"
            @change="handleCheckedTreeConnect($event, 'menu')"
          >
            <!-- 父子联动 -->
            {{ $t('role.dialog.checkbox.linkage') }}
          </el-checkbox>
          <el-tree
            class="tree-border"
            :data="menuOptions"
            show-checkbox
            ref="menu"
            node-key="id"
            :check-strictly="!form.menuCheckStrictly"
            empty-text="加载中，请稍后"
            :props="defaultProps"
          ></el-tree>
        </el-form-item>
        <!-- 备注 -->
        <el-form-item :label="$t('role.dialog.label.remarks')">
          <el-input
            v-model="form.remark"
            type="textarea"
            :placeholder="$t('role.dialog.input.remarks')"
          ></el-input>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">
          <!-- 确 定 -->
          {{ $t('role.dialog.button.confirm') }}
        </el-button>
        <el-button @click="cancel">
          <!-- 取 消 -->
          {{ $t('role.dialog.button.cancel') }}
        </el-button>
      </div>
    </el-dialog>

    <!-- 分配角色数据权限对话框 -->
    <el-dialog
      :title="title"
      :visible.sync="openDataScope"
      width="500px"
      append-to-body
    >
      <el-form :model="form" label-width="80px">
        <el-form-item label="角色名称">
          <el-input v-model="form.roleName" :disabled="true" />
        </el-form-item>
        <el-form-item label="权限字符">
          <el-input v-model="form.roleKey" :disabled="true" />
        </el-form-item>
        <el-form-item label="权限范围">
          <el-select v-model="form.dataScope" @change="dataScopeSelectChange">
            <el-option
              v-for="item in dataScopeOptions"
              :key="item.value"
              :label="item.label"
              :value="item.value"
            ></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="数据权限" v-show="form.dataScope == 2">
          <el-checkbox
            v-model="deptExpand"
            @change="handleCheckedTreeExpand($event, 'dept')"
            >展开/折叠</el-checkbox
          >
          <el-checkbox
            v-model="deptNodeAll"
            @change="handleCheckedTreeNodeAll($event, 'dept')"
            >全选/全不选</el-checkbox
          >
          <el-checkbox
            v-model="form.deptCheckStrictly"
            @change="handleCheckedTreeConnect($event, 'dept')"
            >父子联动</el-checkbox
          >
          <el-tree
            class="tree-border"
            :data="deptOptions"
            show-checkbox
            default-expand-all
            ref="dept"
            node-key="id"
            :check-strictly="!form.deptCheckStrictly"
            empty-text="加载中，请稍后"
            :props="defaultProps"
          ></el-tree>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitDataScope">
          <!-- 确 定 -->
          {{ $t('role.dialog.button.confirm') }}
        </el-button>
        <el-button @click="cancelDataScope">
          <!-- 取 消 -->
          {{ $t('role.dialog.button.cancel') }}
        </el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {
  listRole,
  getRole,
  delRole,
  addRole,
  updateRole,
  exportRole,
  dataScope,
  changeRoleStatus
} from '@/api/system/role'
import {
  treeselect as menuTreeselect,
  roleMenuTreeselect
} from '@/api/system/menu'
import {
  treeselect as deptTreeselect,
  roleDeptTreeselect
} from '@/api/system/dept'

export default {
  name: 'Role',
  data () {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 角色表格数据
      roleList: [],
      // 弹出层标题
      title: '',
      // 是否显示弹出层
      open: false,
      // 是否显示弹出层（数据权限）
      openDataScope: false,
      menuExpand: false,
      menuNodeAll: false,
      deptExpand: true,
      deptNodeAll: false,
      // 日期范围
      dateRange: [],
      // 状态数据字典
      statusOptions: [],
      // 数据范围选项
      dataScopeOptions: [
        {
          value: '1',
          label: '全部数据权限'
        },
        {
          value: '2',
          label: '自定数据权限'
        },
        {
          value: '3',
          label: '本部门数据权限'
        },
        {
          value: '4',
          label: '本部门及以下数据权限'
        },
        {
          value: '5',
          label: '仅本人数据权限'
        }
      ],
      // 菜单列表
      menuOptions: [],
      // 部门列表
      deptOptions: [],
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 20,
        roleName: undefined,
        roleKey: undefined,
        status: undefined
      },
      // 表单参数
      form: {},
      defaultProps: {
        children: 'children',
        label: 'label'
      },
      // 表单校验
      rules: {
        roleName: [
          { required: true, message: '角色名称不能为空', trigger: 'blur' }
        ],
        roleKey: [
          { required: true, message: '权限字符不能为空', trigger: 'blur' }
        ],
        roleSort: [
          { required: true, message: '角色顺序不能为空', trigger: 'blur' }
        ]
      }
    }
  },
  created () {
    this.getList()
    this.getDicts('sys_normal_disable').then(response => {
      this.statusOptions = response.data
    })
  },
  methods: {
    /** 查询角色列表 */
    getList () {
      this.loading = true
      listRole(this.addDateRange(this.queryParams, this.dateRange)).then(
        response => {
          this.roleList = response.rows
          this.total = response.total
          this.loading = false
        }
      )
    },
    /** 查询菜单树结构 */
    getMenuTreeselect () {
      menuTreeselect().then(response => {
        this.menuOptions = response.data
      })
    },
    /** 查询部门树结构 */
    getDeptTreeselect () {
      deptTreeselect().then(response => {
        this.deptOptions = response.data
      })
    },
    // 所有菜单节点数据
    getMenuAllCheckedKeys () {
      // 目前被选中的菜单节点
      let checkedKeys = this.$refs.menu.getCheckedKeys()
      // 半选中的菜单节点
      let halfCheckedKeys = this.$refs.menu.getHalfCheckedKeys()
      checkedKeys.unshift.apply(checkedKeys, halfCheckedKeys)
      return checkedKeys
    },
    // 所有部门节点数据
    getDeptAllCheckedKeys () {
      // 目前被选中的部门节点
      let checkedKeys = this.$refs.dept.getCheckedKeys()
      // 半选中的部门节点
      let halfCheckedKeys = this.$refs.dept.getHalfCheckedKeys()
      checkedKeys.unshift.apply(checkedKeys, halfCheckedKeys)
      return checkedKeys
    },
    /** 根据角色ID查询菜单树结构 */
    getRoleMenuTreeselect (roleId) {
      return roleMenuTreeselect(roleId).then(response => {
        this.menuOptions = response.menus
        return response
      })
    },
    /** 根据角色ID查询部门树结构 */
    getRoleDeptTreeselect (roleId) {
      return roleDeptTreeselect(roleId).then(response => {
        this.deptOptions = response.depts
        return response
      })
    },
    // 角色状态修改
    handleStatusChange (row) {
      let text = row.status === '0' ? '启用' : '停用'
      this.$confirm(
        '确认要"' + text + '""' + row.roleName + '"角色吗?',
        this.$t('role.dialog.warning'),
        {
          confirmButtonText: this.$t('role.dialog.button.confirm'), // 确定
          cancelButtonText: this.$t('role.dialog.button.cancel'), // 取消
          type: 'warning'
        }
      )
        .then(function () {
          return changeRoleStatus(row.roleId, row.status)
        })
        .then(() => {
          this.msgSuccess(text + '成功')
        })
        .catch(function () {
          row.status = row.status === '0' ? '1' : '0'
        })
    },
    // 取消按钮
    cancel () {
      this.open = false
      this.reset()
    },
    // 取消按钮（数据权限）
    cancelDataScope () {
      this.openDataScope = false
      this.reset()
    },
    // 表单重置
    reset () {
      if (this.$refs.menu != undefined) {
        this.$refs.menu.setCheckedKeys([])
      }
      ;(this.menuExpand = false),
        (this.menuNodeAll = false),
        (this.deptExpand = true),
        (this.deptNodeAll = false),
        (this.form = {
          roleId: undefined,
          roleName: undefined,
          roleKey: undefined,
          roleSort: 0,
          status: '0',
          menuIds: [],
          deptIds: [],
          menuCheckStrictly: true,
          deptCheckStrictly: true,
          remark: undefined
        })
      this.resetForm('form')
    },
    /** 搜索按钮操作 */
    handleQuery () {
      this.queryParams.pageNum = 1
      this.getList()
    },
    /** 重置按钮操作 */
    resetQuery () {
      this.dateRange = []
      this.resetForm('queryForm')
      this.handleQuery()
    },
    // 多选框选中数据
    handleSelectionChange (selection) {
      this.ids = selection.map(item => item.roleId)
      this.single = selection.length != 1
      this.multiple = !selection.length
    },
    // 树权限（展开/折叠）
    handleCheckedTreeExpand (value, type) {
      if (type == 'menu') {
        let treeList = this.menuOptions
        for (let i = 0; i < treeList.length; i++) {
          this.$refs.menu.store.nodesMap[treeList[i].id].expanded = value
        }
      } else if (type == 'dept') {
        let treeList = this.deptOptions
        for (let i = 0; i < treeList.length; i++) {
          this.$refs.dept.store.nodesMap[treeList[i].id].expanded = value
        }
      }
    },
    // 树权限（全选/全不选）
    handleCheckedTreeNodeAll (value, type) {
      if (type == 'menu') {
        this.$refs.menu.setCheckedNodes(value ? this.menuOptions : [])
      } else if (type == 'dept') {
        this.$refs.dept.setCheckedNodes(value ? this.deptOptions : [])
      }
    },
    // 树权限（父子联动）
    handleCheckedTreeConnect (value, type) {
      if (type == 'menu') {
        this.form.menuCheckStrictly = value ? true : false
      } else if (type == 'dept') {
        this.form.deptCheckStrictly = value ? true : false
      }
    },
    /** 新增按钮操作 */
    handleAdd () {
      this.reset()
      this.getMenuTreeselect()
      this.open = true
      this.title = this.$t('role.dialog.addTitle') // 添加角色
    },
    /** 修改按钮操作 */
    handleUpdate (row) {
      this.reset()
      const roleId = row.roleId || this.ids
      const roleMenu = this.getRoleMenuTreeselect(roleId)
      getRole(roleId).then(response => {
        this.form = response.data
        this.open = true
        this.$nextTick(() => {
          roleMenu.then(res => {
            let checkedKeys = res.checkedKeys
            checkedKeys.forEach(v => {
              this.$nextTick(() => {
                this.$refs.menu.setChecked(v, true, false)
              })
            })
          })
        })
        this.title = this.$t('role.dialog.editTitle') // 修改角色
      })
    },
    /** 选择角色权限范围触发 */
    dataScopeSelectChange (value) {
      if (value !== '2') {
        this.$refs.dept.setCheckedKeys([])
      }
    },
    /** 分配数据权限操作 */
    handleDataScope (row) {
      this.reset()
      const roleDeptTreeselect = this.getRoleDeptTreeselect(row.roleId)
      getRole(row.roleId).then(response => {
        this.form = response.data
        this.openDataScope = true
        this.$nextTick(() => {
          roleDeptTreeselect.then(res => {
            this.$refs.dept.setCheckedKeys(res.checkedKeys)
          })
        })
        this.title = '分配数据权限'
      })
    },
    /** 提交按钮 */
    submitForm: function () {
      this.$refs['form'].validate(valid => {
        if (valid) {
          if (this.form.roleId != undefined) {
            this.form.menuIds = this.getMenuAllCheckedKeys()
            updateRole(this.form).then(response => {
              this.msgSuccess('修改成功')
              this.open = false
              this.getList()
            })
          } else {
            this.form.menuIds = this.getMenuAllCheckedKeys()
            addRole(this.form).then(response => {
              this.msgSuccess('新增成功')
              this.open = false
              this.getList()
            })
          }
        }
      })
    },
    /** 提交按钮（数据权限） */
    submitDataScope: function () {
      if (this.form.roleId != undefined) {
        this.form.deptIds = this.getDeptAllCheckedKeys()
        dataScope(this.form).then(response => {
          this.msgSuccess('修改成功')
          this.openDataScope = false
          this.getList()
        })
      }
    },
    /** 删除按钮操作 */
    handleDelete (row) {
      const roleIds = row.roleId || this.ids
      this.$confirm(
        '是否确认删除角色编号为"' + roleIds + '"的数据项?',
        this.$t('role.dialog.warning'), // 警告
        {
          confirmButtonText: this.$t('role.dialog.button.confirm'), // 确定
          cancelButtonText: this.$t('role.dialog.button.cancel'), // 取消
          type: 'warning'
        }
      )
        .then(function () {
          return delRole(roleIds)
        })
        .then(() => {
          this.getList()
          this.msgSuccess('删除成功')
        })
        .catch(err => {
          return err
        })
    },
    /** 导出按钮操作 */
    handleExport () {
      const queryParams = this.queryParams
      this.$confirm(
        '是否确认导出所有角色数据项?',
        this.$t('role.dialog.warning'), // 警告
        {
          confirmButtonText: this.$t('role.dialog.button.confirm'), // 确定
          cancelButtonText: this.$t('role.dialog.button.cancel'), // 取消
          type: 'warning'
        }
      )
        .then(function () {
          return exportRole(queryParams)
        })
        .then(response => {
          this.download(response.msg)
        })
        .catch(err => {
          return err
        })
    }
  }
}
</script>
